docs: def parse_file(self, sourcepath):
          """Parse an object-per-line JSON file into a log data dict"""
  
          # Open input file and read JSON array:
          with open(sourcepath, 'r') as logfile:
              jsonlist = logfile.readlines()
  
          # Set our attributes for this entry and add it to data.entries:
          data = {}
          data['entries'] = []
          for line in jsonlist:
              entry = self.parse_line(line)
              data['entries'].append(entry)
          if self.tzone:
              for e in data['entries']:
                  e['tzone'] = self.tzone
  
          # Return the parsed data
          return data